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Code Issues Releases Activity

add comments for config package.

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This commit is contained in:
傅小黑
2013-12-24 21:57:33 +08:00
parent 5b1afcdb5a
commit 0183608a59
5 changed files with 66 additions and 21 deletions
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20
config/json.go
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@ -9,9 +9,11 @@ import (
"sync"
)
// JsonConfig is a json config parser and implements Config interface.
type JsonConfig struct {
}
// Parse returns a ConfigContainer with parsed json config map.
func (js *JsonConfig) Parse(filename string) (ConfigContainer, error) {
file, err := os.Open(filename)
if err != nil {
@ -32,11 +34,14 @@ func (js *JsonConfig) Parse(filename string) (ConfigContainer, error) {
return x, nil
}
// A Config represents the json configuration.
// Only when get value, support key as section:name type.
type JsonConfigContainer struct {
data map[string]interface{}
sync.RWMutex
}
// Bool returns the boolean value for a given key.
func (c *JsonConfigContainer) Bool(key string) (bool, error) {
val := c.getdata(key)
if val != nil {
@ -48,9 +53,10 @@ func (c *JsonConfigContainer) Bool(key string) (bool, error) {
} else {
return false, errors.New("not exist key:" + key)
}
return false,nil
}
// Int returns the integer value for a given key.
func (c *JsonConfigContainer) Int(key string) (int, error) {
val := c.getdata(key)
if val != nil {
@ -62,8 +68,10 @@ func (c *JsonConfigContainer) Int(key string) (int, error) {
} else {
return 0, errors.New("not exist key:" + key)
}
return 0,nil
}
// Int64 returns the int64 value for a given key.
func (c *JsonConfigContainer) Int64(key string) (int64, error) {
val := c.getdata(key)
if val != nil {
@ -75,8 +83,10 @@ func (c *JsonConfigContainer) Int64(key string) (int64, error) {
} else {
return 0, errors.New("not exist key:" + key)
}
return 0,nil
}
// Float returns the float value for a given key.
func (c *JsonConfigContainer) Float(key string) (float64, error) {
val := c.getdata(key)
if val != nil {
@ -88,8 +98,10 @@ func (c *JsonConfigContainer) Float(key string) (float64, error) {
} else {
return 0.0, errors.New("not exist key:" + key)
}
return 0.0,nil
}
// String returns the string value for a given key.
func (c *JsonConfigContainer) String(key string) string {
val := c.getdata(key)
if val != nil {
@ -101,8 +113,10 @@ func (c *JsonConfigContainer) String(key string) string {
} else {
return ""
}
return ""
}
// WriteValue writes a new value for key.
func (c *JsonConfigContainer) Set(key, val string) error {
c.Lock()
defer c.Unlock()
@ -110,6 +124,7 @@ func (c *JsonConfigContainer) Set(key, val string) error {
return nil
}
// DIY returns the raw value by a given key.
func (c *JsonConfigContainer) DIY(key string) (v interface{}, err error) {
val := c.getdata(key)
if val != nil {
@ -117,9 +132,10 @@ func (c *JsonConfigContainer) DIY(key string) (v interface{}, err error) {
} else {
return nil, errors.New("not exist key")
}
return nil,nil
}
//section.key or key
// section.key or key
func (c *JsonConfigContainer) getdata(key string) interface{} {
c.RLock()
defer c.RUnlock()